namespace CSharpPro._1030;

    public class UserServiceImpl : UserService
    {
        public void Add()
        {
            Console.WriteLine("UserServiceImpl执行添加操作");
        }

        public void Delete()
        {
            Console.WriteLine("UserServiceImpl执行删除操作");
        }

        public void Update()
        {
            Console.WriteLine("UserServiceImpl执行更新操作");
        }

        public void Query()
        {
            Console.WriteLine("UserServiceImpl执行查询操作");
        }
    }
    